On 30 July 2009, the Federal Court upheld Larrikin Music Publishing's ownership of copyright in Kookaburra Sits On the Old Gum Tree

Larrikin Music Publishing Pty Ltd v EMI Songs Australia Pty Limited [2009] FCA 799

Simpsons acts for Larrikin Music and the case is ongoing. The issue of whether Men at Work's Down Under reproduces a substantial part of Kookaburra is set down for hearing on 26 October 2009.